Titan Quest: Immortal Throne Unlocks

Unlock Content codes
If you press the escape key while ingame you will see the Unlock Content button. Press that and enter any of the following codes to unlock an item set:
373624: "Armament of Gaul" set
437626: "Armament of Germania" set
925678: "Garb of the Great Merchant" set
274267: "Shinobi Shozoku" set